21583912

素因数分解:

$2^3\times 7^2\times {\mathrm{55061}}^1$

素因数の和:55081

約数の個数: 24

約数和(自身を含む): 47078010

約数和(自身を除く): 25494098

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 55061, 110122, 220244, 385427, 440488, 770854, 1541708, 2697989, 3083416, 5395978, 10791956, 21583912]

約数ペア:

[(1, 21583912), (2, 10791956), (4, 5395978), (7, 3083416), (8, 2697989), (14, 1541708), (28, 770854), (49, 440488), (56, 385427), (98, 220244), (196, 110122), (392, 55061)]